Alert archive / New Jersey / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 98, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 26, 1998, 2:49 PM EDT for Burlington County, Camden County, New Jersey. It was in force for 61 min. 5 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 26, 1998, 2:49 PM EDT (18:49 UTC)
- Expired
- Jun 26, 1998, 3:50 PM EDT
- In force
- 61 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Burlington County, NJ, Camden County, NJ
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 26, 2:55 PM EDT | Thunderstorm Wind 50 | Countywide, NJ | |
| Jun 26, 3:08 PM EDT | Hail 0.75 | Cherry Hill, NJ | |
| Jun 26, 3:10 PM EDT | Thunderstorm Wind 61 | Maple Shade, NJ | |
| Jun 26, 3:10 PM EDT | Hail 1 | Moorestown, NJ | |
| Jun 26, 3:40 PM EDT | Thunderstorm Wind 50 | Atsion, NJ |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 26, 2:15 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 6.8 hours before the alert went out and 118 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 507 J/kg
- Mixed-layer CIN
- -148 J/kg
- Mixed-layer LCL
- 1558 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
051 WUUS1 KPHL 261850 RRA SVRPHL NJC005-007-261950- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 249 PM EDT FRI JUN 26 1998 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHWESTERN CAMDEN COUNTY IN NEW JERSEY WESTERN BURLINGTON COUNTY IN NEW JERSEY * UNTIL 350 PM EDT * AT 245 PM EDT... A SEVERE THUNDERSTORM WAS OVER THE CITY OF PHILADELPHIA... BY NATIONAL WEATHER SERVICE DOPPLER RADAR... MOVING EAST SOUTHEAST 30 MPH. THIS STORM HAS HAD A LONG HISTORY OF PRODUCING ONE INCH SIZE HAIL AND WIND GUSTS IN EXCESS OF 50 MPH FROM BERKS INTO PHILADELPHIA COUNTIES AND WILL STRADDLE THE CAMDEN/BURLINGTON COUNTY LINE. * THE SEVERE THUNDERSTORM IS EXPECTED TO BE NEAR... CAMDEN AT 255 PM EDT MORRISVILLE AT 255 PM EDT COLLINGSWOOD AT 255 PM EDT OAKLYN AT 255 PM EDT MAPLE SHADE AT 300 PM EDT MOUNT EPHRAIM AT 300 PM EDT MOORESTOWN AT 300 PM EDT CHERRY HILL AT 300 PM EDT SOMERDALE AT 305 PM EDT MT LAUREL AT 310 PM EDT LINDENWOLD AT 310 PM EDT MARLTON AT 310 PM EDT THIS IS A DANGEROUS STORM. MOVE INSIDE A STRONG BUILDING AND DO NOT STAND NEAR WINDOWS. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. DO NOT DRIVE YOUR CAR WHERE WATER COVERS THE ROADWAY. THE WATER MAY BE DEEPER THAN YOU THINK. IF CAUGHT IN RISING FLOOD WATERS... ABANDON YOUR CAR QUICKLY AND MOVE TO HIGHER GROUND. FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TELEVISION STATIONS...OR YOUR CABLE TELEVISION OUTLET. WN/TG
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 3:32 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington | 68 min |
| Jun 26, 3:54 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 61 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 1998Every severe thunderstorm warning in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.